issue in expo build:ios

when I try to expo build:ios it shows me there is error cause of duplication of buildidentifier and when I change it , it doesn’t accept my build , what should I do ?
Reason: Unexpected response, raw: {“responseId”:“eef8780b-6e51-41a4-ac46-47d950eb310b”,“resultCode”:35,“resultString”:“There were errors in the data supplied. Please correct and re-submit.”,“userString”:“Multiple profiles found with the name ‘com.newcoptickit.newcoptickit AppStore’. Please remove the duplicate profiles and try again.”,“creationTimestamp”:“2020-06-27T15:25:15Z”,“protocolVersion”:“QH65B2”,“userLocale”:“en_US”,“requestUrl”:“https://developer.apple.com/services-account/QH65B2/account/ios/profile/createProvisioningProfile.action",“httpCode”:200,“validationMessages”:[{“validationKey”:“provisioningProfileName”,“validationUserMessage”:"Multiple profiles found with the name ‘com.newcoptickit.newcoptickit AppStore’. Please remove the duplicate profiles and try again.”}]}

Hey @shadymoner,

Can you run expo credentials:manager and sift through your list and if there seems to be a duplicate, try deleting said credential?

Cheers,
Adam